These are beautiful palladium & 18k gold omega back earrings designed with black onyx and white sapphires. It has an elegant design, beautiful detail work, and excellent craftsmanship. The retail value is $450.00. The picture is enlarged to show detail. Please email us with any questions you might have. We accept paypal. Shipping and handling is FREE in the United States with delivery confirmation. We do ship worldwide please email us for the cost of shipping. A 9.00% Sales Tax applies to all California residents. Please note that all measurements are approximate. And we would appreciate all customers who are California residents and those that live outside of USA to not make any payments before they receive their invoices, thank you. We appreciate your business and hope that your experience with us has been satisfactory.